From: Olaf Hering <olaf@aepfle.de>
To: Andres Lagar-Cavilla <andres@lagarcavilla.org>
Cc: keir.xen@gmail.com, xen-devel@lists.xensource.com
Subject: Re: Need help with fixing the Xen waitqueue feature
Date: Thu, 10 Nov 2011 13:05:01 +0100 [thread overview]
Message-ID: <20111110120501.GA594@aepfle.de> (raw)
In-Reply-To: <20111110101828.GA31293@aepfle.de>
On Thu, Nov 10, Olaf Hering wrote:
> On Wed, Nov 09, Andres Lagar-Cavilla wrote:
> > The tools retry as long as IOCTL_PRIVCMD_MMAPBATCH_V2 is supported. Which
> > it isn't on mainline linux 3.0, 3.1, etc. Which dom0 kernel are you using?
> I'm running SLES11 as dom0. Now thats really odd that there is no ENOENT
> handling in mainline, I will go and check the code.
xen_remap_domain_mfn_range() has to catch -ENOENT returned from
HYPERVISOR_mmu_update() and return it to its callers. Then
drivers/xen/xenfs/privcmd.c:traverse_pages() will do the right thing.
See
http://xenbits.xen.org/hg/linux-2.6.18-xen.hg/rev/0051d294bb60
The granttable part needs more changes, see
http://xenbits.xen.org/hg/linux-2.6.18-xen.hg/rev/7c7efaea8b54
Olaf
next prev parent reply other threads:[~2011-11-10 12:05 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20111108224414.83985CF73A@homiemail-mx7.g.dreamhost.com>
2011-11-09 3:52 ` Need help with fixing the Xen waitqueue feature Andres Lagar-Cavilla
2011-11-09 7:09 ` Olaf Hering
2011-11-09 21:21 ` Andres Lagar-Cavilla
2011-11-22 14:34 ` George Dunlap
2011-11-09 21:30 ` Andres Lagar-Cavilla
2011-11-09 22:11 ` Olaf Hering
2011-11-10 4:29 ` Andres Lagar-Cavilla
2011-11-10 9:20 ` Jan Beulich
2011-11-10 13:57 ` Andres Lagar-Cavilla
2011-11-10 15:32 ` Konrad Rzeszutek Wilk
2011-11-10 9:26 ` Keir Fraser
2011-11-10 10:18 ` Olaf Hering
2011-11-10 12:05 ` Olaf Hering [this message]
[not found] <20111122150755.GA18727@aepfle.de>
2011-11-22 15:40 ` Keir Fraser
2011-11-22 15:54 ` Keir Fraser
2011-11-22 17:36 ` Olaf Hering
2011-11-22 17:42 ` Keir Fraser
2011-11-22 18:04 ` Olaf Hering
2011-11-22 21:15 ` Olaf Hering
2011-11-22 21:53 ` Keir Fraser
2011-11-23 17:00 ` Olaf Hering
2011-11-23 17:16 ` Keir Fraser
2011-11-23 18:06 ` Olaf Hering
2011-11-23 18:23 ` Keir Fraser
2011-11-23 18:18 ` Keir Fraser
2011-11-23 18:31 ` Olaf Hering
2011-11-23 19:21 ` Keir Fraser
2011-11-23 21:03 ` Keir Fraser
2011-11-23 22:30 ` Olaf Hering
2011-11-23 23:12 ` Keir Fraser
2011-11-24 10:00 ` Olaf Hering
2011-11-25 12:56 ` Olaf Hering
2011-11-25 18:26 ` Olaf Hering
2011-11-25 19:35 ` Keir Fraser
2011-11-24 9:15 ` Jan Beulich
2011-11-24 9:51 ` Keir Fraser
2011-11-24 9:58 ` Keir Fraser
[not found] <20111108214540.EAEBB72C4A1@homiemail-mx8.g.dreamhost.com>
2011-11-09 3:37 ` Andres Lagar-Cavilla
2011-11-09 7:02 ` Olaf Hering
2011-11-08 21:20 Olaf Hering
2011-11-08 22:05 ` Keir Fraser
2011-11-08 22:20 ` Olaf Hering
2011-11-08 22:54 ` Keir Fraser
2011-11-11 22:56 ` Olaf Hering
2011-11-12 7:00 ` Keir Fraser
2011-11-22 11:40 ` Olaf Hering
2011-11-22 13:04 ` Keir Fraser
2011-11-22 13:54 ` Olaf Hering
2011-11-22 14:24 ` Keir Fraser
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